<template>
    <div>
         <!-- 面包屑导航区域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
     <!-- 卡片视图区域 -->
    <el-card>
        <el-row :gutter="20">
        <el-col :span="8">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
            <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddpage">添加商品</el-button>
        </el-col>
      </el-row>
        <!-- table表格区域 -->
      <el-table :data="goodslist" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column label="商品价格(元)" prop="goods_price" width="95px"></el-table-column>
        <el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
        <el-table-column label="创建时间" prop="add_time" width="140px">
          <template slot-scope="scope">
            {{scope.row.add_time | dateFormat}}
          </template>
        </el-table-column>
        <el-table-column label="操作" width="130px">
          <template slot-scope="scope">
            <el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
            <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeById(scope.row.goods_id)"></el-button>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页区域 -->
      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="queryInfo.pagenum" :page-sizes="[5, 10, 15, 20]" :page-size="queryInfo.pagesize" layout="total, sizes, prev, pager, next, jumper" :total="total" background>
      </el-pagination>
    </el-card>
    </div>
</template>
<script>
export default{
    data(){
        return{
            //查询参数对象
            queryInfo:{
                query:'',
                pagenum:1,
                pagesize:10
            },
            //商品列表
            goodslist:[],
            //总数据条数
            total:0
        }
    },
    created(){
        this.getGoodsList()
    },
    methods:{
        //根据分页获取对应的商品列表
       async getGoodsList()
       {
        const{data:res}=await this.$http.get('goods',
        {params:this.queryInfo})
        if(res.meta.status!==200){
            return this.$message.error('获取商品列表失败！')
            } 
            this.$message.success('获取商品列表成功！')
            console.log(res.data)
            this.goodslist=res.data.goods
            this.total=res.data.total  
        },
        handleSizeChange(newSize){
            this.queryInfo.pagesize=newSize
            this.getGoodsList()
        },
        handleCurrentChange(newPage){
            this.queryInfo.pagenum=newPage
            this.getGoodsList()
        },
        //删除商品
        async removeById(id){
            const confirmResult=await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
            confirmButtonText: '确定',
            cancelButtonText: '取消',
            type: 'warning'
            }).catch(err=>err)
            if(confirmResult!=='confirm')
            {
            return this.$message.info('已经取消删除!') 
            }

            const{data:res}=await this.$http.delete(`goods/${id}`)
            if(res.meta.status!==200)
            {
                return this.$message.error('删除失败！')
            }
            this.$message.success('删除成功')
            this.getGoodsList()
        },
        //添加商品
        goAddpage(){
            this.$router.push('/goods/add')
        }

    }
}
</script>
<style lang="less" scoped>

</style>
